25455214123 has 8 divisors (see below), whose sum is σ = 26090943120. Its totient is φ = 24827008800.

The previous prime is 25455214117. The next prime is 25455214133. The reversal of 25455214123 is 32141255452.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 25455214123 - 2⁹ = 25455213611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25455214133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1874068 + ... + 1887601.

It is an arithmetic number, because the mean of its divisors is an integer number (3261367890).

Almost surely, 2^25455214123 is an apocalyptic number.

25455214123 is a deficient number, since it is larger than the sum of its proper divisors (635728997).

25455214123 is a wasteful number, since it uses less digits than its factorization.

25455214123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3761837.

The product of its digits is 48000, while the sum is 34.

Adding to 25455214123 its reverse (32141255452), we get a palindrome (57596469575).

The spelling of 25455214123 in words is "twenty-five billion, four hundred fifty-five million, two hundred fourteen thousand, one hundred twenty-three".